Seiko Cal. 6677 - 539

Seiko 6677-539

The Seiko 6677-539 represents an important milestone in Seiko's 1974 lineup. Powered by the 6677 caliber with 36j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-49b28fc88a89]

Also known as: Turtle, Tuna

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
13.4mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
110m
Dial Color
Silver
Jewels
36j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1974

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